static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *surface, *target;
cairo_t *cr2;
/* First draw a shape in blue on the original destination. */
cairo_set_source_rgb (cr, 0, 0, 1); /* blue */
draw_square (cr);
/* Then, create an offset surface and repeat the drawing in red. */
target = cairo_get_group_target (cr);
surface = cairo_surface_create_similar (target,
cairo_surface_get_content (target),
SIZE / 2, SIZE / 2);
cr2 = cairo_create (surface);
cairo_set_source_rgb (cr2, 1, 0, 0); /* red */
draw_square (cr2);
cairo_destroy (cr2);
cairo_surface_set_device_offset (surface, + SIZE / 2, + SIZE / 2);
/* Finally, copy the offset surface to the original destination.
* The final result should be a blue square with the upper-left
* quarter red. */
cairo_set_source_surface (cr, surface, SIZE / 2, SIZE / 2);
cairo_paint (cr);
cairo_surface_destroy (surface);
return CAIRO_TEST_SUCCESS;
}
int menger(int x, int y, int size, int n, unsigned int **img)
{
int grey;
t_point p;
n--;
p.x = x;
p.y = y;
if (n > 1)
{
grey = (int)255 / n;
grey = grey * 256 * 256 + grey * 256 + grey;
draw_square(img, &p, size, (uint32_t)grey);
}
else if (n == 1)
draw_square(img, &p, size, 0x00FFFFFF);
if (size == 1)
draw_square(img, &p, size, 0x00FFFFFF);
if (n > 0)
{
menger(x - 2 * size / 3, y - 2 * size / 3, size / 3, n, img);
menger(x - 2 * size / 3, y + size / 3, size / 3, n, img);
menger(x - 2 * size / 3, y + size + size / 3, size / 3, n, img);
menger(x + size / 3, y - 2 * size / 3, size / 3, n, img);
menger(x + size / 3, y + size + size / 3, size / 3, n, img);
menger(x + size + size / 3 , y - 2 * size / 3, size / 3, n, img);
menger(x + size + size / 3, y + size / 3, size / 3, n, img);
menger(x + size + size / 3, y + size + size / 3 ,size / 3, n, img);
}
return (0);
}
int main(void)
{
t_bmp_header header;
t_bmp_info_header info;
unsigned int *buffer;
unsigned int **img;
t_point p = {0, 0};
size_t size = 64;
int d;
buffer = malloc(size * size * sizeof(*buffer));
img = malloc(size * sizeof(*img));
memset(buffer, 0, size * size * sizeof(*buffer));
for (size_t i = 0; i < size; ++i)
img[i] = buffer + i * size;
make_bmp_header(&header, size);
make_bmp_info_header(&info, size);
draw_square(img, &p, size, 0x0000FFFF);
p.x = 10;
p.y = 10;
draw_square(img, &p, 22, 0x00FF0000);
d = open("square.bmp", O_CREAT | O_TRUNC | O_WRONLY, 0644);
write(d, &header, sizeof(header));
write(d, &info, sizeof(info));
write(d, buffer, size * size * sizeof(*buffer));
close(d);
return EXIT_SUCCESS;
}
int draw(t_mlx *f)
{
int x;
int y;
x = 0;
if (f->draw == 1)
new_img(f);
while (x < f->x - 1)
{
y = 0;
while (y <= f->y - 1)
{
draw_square(f, get_pt(x, y, f->map[x][y]),\
get_pt(x + 1, y, f->map[x + 1][y]),\
get_pt(x, y + 1, f->map[x][y + 1]));
draw_square(f, get_pt(x + 1, y + 1, f->map[x + 1][y + 1]),\
get_pt(x + 1, y, f->map[x + 1][y]),\
get_pt(x, y + 1, f->map[x][y + 1]));
y++;
}
x++;
}
f->draw = 1;
mlx_put_image_to_window(f->mlx, f->win, f->img, 0, 0);
display(f);
return (0);
}
static void draw_tiles(void)
{
color_t i, fg = GET_COLOR_FOR(fg_pair);
Vector2i outer = colors_pos, inner;
for (i = 0; i < COLOR_COUNT; i++) {
if (i == fg || cidx != CIDX_DEFAULT && i == stgs.colors->def) {
continue;
}
if (cidx == CIDX_DEFAULT || !color_exists(stgs.colors, i)) {
wattrset(dialogw, GET_PAIR_FOR(i));
draw_square(dialogw, outer, DIALOG_TILE_SIZE);
if (picked_color == i) {
wattron(dialogw, A_REVERSE);
draw_border(dialogw, outer, DIALOG_TILE_SIZE, DIALOG_TILE_SIZE);
}
} else {
inner.y = outer.y+1, inner.x = outer.x+1;
wattrset(dialogw, GET_PAIR_FOR(stgs.colors->def));
draw_square(dialogw, outer, DIALOG_TILE_SIZE);
wattrset(dialogw, GET_PAIR_FOR(i));
draw_square(dialogw, inner, DIALOG_TILE_SIZE - 2);
}
if (outer.x+DIALOG_TILE_SIZE+1 >= DIALOG_WINDOW_WIDTH) {
outer.y += DIALOG_TILE_SIZE, outer.x = colors_pos.x;
} else {
outer.x += DIALOG_TILE_SIZE;
}
}
}
void MlxLib::draw_walls(void)
{
for (unsigned int w_x = 0; w_x < _w; w_x++)
draw_square(w_x, 0, WALL_COLOR);
for (unsigned int w_x = 0; w_x < _w; w_x++)
draw_square(w_x, (_h - 1), WALL_COLOR);
for (int w_y = 1; w_y < (_h - 1); w_y++) {
draw_square(0, w_y, WALL_COLOR);
draw_square((_w - 1), w_y, WALL_COLOR);
}
}
int MlxLib::draw_snake(const std::list<Position>& pos)
{
std::list<Position>::const_iterator b = pos.begin();
std::list<Position>::const_iterator end = pos.end();
draw_square((*b).x, (*b).y, HEAD_COLOR);
b++;
end--;
draw_square((*end).x, (*end).y, TAIL_COLOR);
for_each(b, end, std::bind(static_cast<void (MlxLib::*)(const Position&, int)>(&MlxLib::draw_square), this, std::placeholders::_1, BODY_COLOR));
return (LIB_SUCCESS);
}
void VisBox3d::draw_wireframe(){
Vec2d min2 = this->mins.resized<2>();
Vec2d max2 = this->maxs.resized<2>();
draw_square(min2, max2, mins.z, GL_LINE_LOOP);
draw_square(min2, max2, maxs.z, GL_LINE_LOOP);
for (int i = 0; i < 4; i++){
double x = i & 1 ? mins.x : maxs.x;
double y = i & 2 ? mins.y : maxs.y;
glBegin(GL_LINES);
glVertex3d(x, y, maxs.z);
glVertex3d(x, y, mins.z);
glEnd();
}
}
void
draw_trem(cairo_t* cr, unsigned k)
{
double p = pos[k];
double x = dim[k][0], y = dim[k][1];
double i, j;
if (p < 100) {
i = p + x;
j = y;
}
else if (p < 200) {
i = x + 100;
j = y + (p - 100);
}
else if (p < 300) {
i = x + 100 - (p - 200);
j = y + 100;
}
else {
i = x;
j = y + 100 - (p - 300);
}
draw_square(cr, k, i, j);
}
void ft_execute(int fd)
{
t_grid *grid;
t_point point;
grid = init_grid(fd);
ft_set_params(grid);
if (!g_errno)
read_first_line(grid);
if (!g_errno)
ft_read(grid);
if (!g_errno)
test_full(grid);
if (g_errno)
ft_putstr("Map error\n");
else
{
ft_remap(grid);
point = find_max(grid);
draw_square(grid, point.x, point.y, point.max);
print_index(grid);
}
if (fd > 0)
close(fd);
free_grid(grid);
}
Xint8 invader_hit_projectile_down(int i, int j)
{
int n;
/* Check if projectile hit left, center or right part of invader */
for(n = -1; n < 2; n++)
{
if(projectiles_map[i+n][j] == 1)
{
projectiles_map[i+n][j] = 0;
projectiles_of_ship_num[i+n]--;
invaders_num--;
erase_projectile(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i+n, j);
for(n = 0; n < 500; n++)
{
draw_square(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i, j);
erase_square(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i, j);
}
xil_printf("\nINVADER HIT PROJECTILE DOWN! projectiles_num: %d\n\r", projectiles_of_ship_num[i+n]);
return 1;
}
}
return 0;
}
void draw_grid(t_main *p)
{
t_draw_grid p1;
p1.startx = 50;
p1.starty = 500;
p1.tempx = p->x;
while (p->y > 0)
{
p1.drawy = p1.starty;
p1.drawx = p1.startx;
p1.tempx = p->x;
while (p1.tempx > 0)
{
p1.color = 0x80FFFFFF;
p1.height = get(p->fd);
if (p1.height != 0)
p1.color = 0x00FFFFFF;
draw_square(p1, p->size, p->a);
p1.tempx -= 1;
p1.drawx += p->size;
p1.drawy -= (p->size / 2);
}
p1.starty += (p->size / 2);
p1.startx += p->size;
p->y -= 1;
}
}
int draw_box3(u8* top, int offset, char *message) {
char mess[200];
char part[3][45];
strcpy(mess, message);
int lines = (int)(strlen(mess) / 45) + 1;
mess[strlen(mess)] = '\0';
if(lines > 3) {
lines = 3;
}
int height = 20 * lines;
Color hulp = background_message;
if(offset - height > 0) {
draw_square(25, offset - height, 375, height, hulp, top);
int i, index, length;
for(i = 0; i < lines; i++) {
index = 45 * i;
length = 45;
if(strlen(mess) - index < length) {
length = strlen(mess) - index;
}
strncpy(part[i], mess + 45 * i, strlen(mess) - 45 * i);
part[i][length] = '\0';
DrawString(top, part[i], 28, offset - height + i * 20 + 12, white);
}
}
return offset - height - 2;
}
void draw_messages(u8* top) {
//lets start drawing the current messages
int i;
int current = messages_count;
if(current > 38) { //temp fix for to many messages
current = 38;
}
for(i = current; i > 0; i--) { //draw those stripes on the left
draw_square(4, HEIGHT - 25 - i * 5, 12, 2, message_stripes, top);
}
current = messages_count;
if(current > 9) { //temp fix for to many messages
//if(selected_message < messages_count - 9) {
//current = messages_count - selected_message;
//}
//else {
messages_start = current - 9;
current = 9;
//}
}
for(i = current; i > 0 && i > current - 9; i--) { //there only fit 9 messages maximum on the screen
draw_box(top, i);
}
}
static void draw_color_tile(Vector2i top_left, color_t c)
{
chtype pair;
bool is_def = c == stgs.colors->def;
int y = top_left.y, x = top_left.x, s = MENU_TILE_SIZE;
/* Draw tile */
wattrset(menuw, pair = GET_PAIR_FOR(c));
if (is_def) {
wattron(menuw, A_REVERSE);
}
draw_square(menuw, top_left, s);
/* Draw direction arrow */
if (!is_def) {
wattron(menuw, A_REVERSE);
mvwaddch(menuw, y+s/2, x+s/2, turn2arrow(stgs.colors->turn[c]));
}
/* Draw frame */
wattrset(menuw, is_def ? pair : fg_pair);
mvwhline(menuw, y, x, ACS_BLOCK, s);
mvwvline(menuw, y, x, ACS_BLOCK, s);
mvwhline(menuw, y+s-1, x, ACS_BLOCK, s);
mvwvline(menuw, y, x+s-1, ACS_BLOCK, s);
}
void input_menu(t_data *data, t_mrect *rect,
int offset, int margin)
{
int n;
n = -1;
rect[0].pos.y = margin;
while (++n < data->menu_length)
{
rect[n].size.x = 200;
rect[n].size.y = (data->config->height - offset
- (margin * (data->menu_length + 1))) / data->menu_length;
rect[n].pos.x = data->config->width / 2 - rect[n].size.x / 2;
if (n != 0)
rect[n].pos.y = rect[n - 1].pos.y + rect[n].size.y + margin;
rect[n].color[0] = WHITE;
rect[n].color[1] = RED;
rect[n].contour = 3;
if (n == data->selected_index)
rect[n].selected = true;
else
rect[n].selected = false;
draw_square(data->pix_ar, &rect[n]);
input_menu_next(data, &rect[n]);
}
}
Xint8 projectile_hit_invader(int i, int j)
{
int n;
/* Check if projectile hit left, center or right part of invader */
for(n = -1; n < 2; n++)
{
if(invaders_map[i+n][j])
{
invaders_map[i+n][j] = 0;
erase_square(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i+n, j);
invaders_num--;
projectiles_of_ship_num[i]--;
for(n = 0; n < 500; n++)
{
draw_square(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i, j);
erase_square(XPAR_VGA_PERIPH_MEM_0_S_AXI_MEM0_BASEADDR, i, j);
}
xil_printf("\nPROJECTILE HIT INVADER\n\r");
return 1;
}
}
return 0;
}
/* draw everything */
void render(BITMAP *bmp)
{
char buf[80];
MATRIX_f roller, camera;
int x, y, w, h;
float xfront, yfront, zfront;
float xup, yup, zup;
/* clear the background */
clear(bmp);
set_projection_viewport(0, 0, SCREEN_W, SCREEN_H);
/* calculate the in-front vector */
xfront = sin(heading) * cos(pitch);
yfront = sin(pitch);
zfront = cos(heading) * cos(pitch);
/* rotate the up vector around the in-front vector by the roll angle */
get_vector_rotation_matrix_f(&roller, xfront, yfront, zfront, roll*128.0/M_PI);
apply_matrix_f(&roller, 0, -1, 0, &xup, &yup, &zup);
/* build the camera matrix */
get_camera_matrix_f(&camera,
xpos, ypos, zpos, /* camera position */
xfront, yfront, zfront, /* in-front vector */
xup, yup, zup, /* up vector */
fov, /* field of view */
aspect); /* aspect ratio */
/* draw the grid of squares */
for (x=0; x<GRID_SIZE; x++)
for (y=0; y<GRID_SIZE; y++)
draw_square(bmp, &camera, x * TILE_SIZE, y * TILE_SIZE);
/* overlay some text */
set_clip_rect(bmp, 0, 0, bmp->w, bmp->h);
sprintf(buf, "Field of view: %d (f/F changes)", fov);
textout_ex(bmp, font, buf, 0, 16, 255, -1);
sprintf(buf, "Aspect ratio: %.2f (a/A changes)", aspect);
textout_ex(bmp, font, buf, 0, 24, 255, -1);
sprintf(buf, "X position: %.2f (x/X changes)", xpos);
textout_ex(bmp, font, buf, 0, 32, 255, -1);
sprintf(buf, "Y position: %.2f (y/Y changes)", ypos);
textout_ex(bmp, font, buf, 0, 40, 255, -1);
sprintf(buf, "Z position: %.2f (z/Z changes)", zpos);
textout_ex(bmp, font, buf, 0, 48, 255, -1);
sprintf(buf, "Heading: %.2f deg (left/right changes)", DEG(heading));
textout_ex(bmp, font, buf, 0, 56, 255, -1);
sprintf(buf, "Pitch: %.2f deg (pgup/pgdn changes)", DEG(pitch));
textout_ex(bmp, font, buf, 0, 64, 255, -1);
sprintf(buf, "Roll: %.2f deg (r/R changes)", DEG(roll));
textout_ex(bmp, font, buf, 0, 72, 255, -1);
sprintf(buf, "Front vector: %.2f, %.2f, %.2f", xfront, yfront, zfront);
textout_ex(bmp, font, buf, 0, 80, 255, -1);
sprintf(buf, "Up vector: %.2f, %.2f, %.2f", xup, yup, zup);
textout_ex(bmp, font, buf, 0, 88, 255, -1);
}
void display_segmentation(SDL_Surface *img, struct vector *V) {
size_t i = 0;
while (i < V->size) {
if (V->data[i].w1 >= 0) {
draw_square(img, V->data[i]);
}
i++;
}
}
//draw circle implementation (this draws circle but not as good as draw_circle2)
void draw_circle (float r,float color[3]){
glPushMatrix();
glScalef(r*1.414,r*1.414,0);
for (int i = 0; i < 360; ++i)
{
draw_square(color);
glRotatef(1,0,0,1);
}
glPopMatrix();
}
void display(void) {
Point p1 = {100, 100};
GLint length = 100; // size of square
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_POINTS);
draw_square(p1, length);
glEnd();
glFlush();
}
int test_square(unsigned short x, unsigned short y, unsigned short size, unsigned long color) {
char* video_mem = NULL;
int failure =0;
if((video_mem=(char *)vg_init(VBE_MODE_RES_1024x768)) == NULL)
{
printf("test_init(): vg_init() failed");
return 1;
}
if(draw_square(video_mem,x,y,size, color))
failure =1;
int kbd_irq_set = 0;
if((kbd_irq_set = kbd_subscribe_int(0)) < 0){//subscribe kbd interrupts
printf("generic_interrupt_loop(): kbd_subscribe_int() failed \n");
failure = 1;
}
int ipc_status;
message msg;
int r;
if(!failure){
do{
/* Get a request message. */
if ( (r = driver_receive(ANY, &msg, &ipc_status)) != 0 ) {
printf("driver_receive failed with: %d", r);
continue;
}
if (is_ipc_notify(ipc_status)) { /* received notification */
switch (_ENDPOINT_P(msg.m_source)) {
case HARDWARE: /* hardware interrupt notification */
if (msg.NOTIFY_ARG & kbd_irq_set) { /* subscribed kbd interrupt */
if(kbd_int_handler())
failure = 1;
}
break;
default:
break; /* no other notifications expected: do nothing */
}
} else {/* received a standard message, not a notification */
/* no standard messages expected: do nothing */
}
} while(get_scancode() != ESC_BREAK);
}
if(kbd_unsubscribe_int()){//unsubscribe interrupts
printf("test_square(): kbd_unsubscribe_int() failed\n");
failure = 1;
}
printf("Done\n");
if(vg_exit()){
printf("test_square(): vg_exit() failed");
return 1;
}
return failure;
}
void input_menu_next(t_data *data, t_mrect *ref)
{
t_mrect box;
box.size = pos_(60, ref->size.y);
box.pos = pos_(ref->pos.x + 20, ref->pos.y);
box.color[0] = WHITE;
box.color[1] = WHITE;
box.contour = 0;
box.selected = false;
draw_square(data->pix_ar, &box);
}
//draw cube based on squares
void draw_cube(float size, float color[3],glm::mat4 M){
//glLoadMatrixf
glPushMatrix();
glMultMatrixf(&M[0][0]);
glPushMatrix();
glPushMatrix();
glTranslatef(0,0,-0.5);
draw_square(color);
glTranslatef(0,0,1);
draw_square(color);
glPopMatrix();
glRotatef(90,1,0,0);
glTranslatef(0,0,-0.5);
draw_square(color);
glTranslatef(0,0,1);
draw_square(color);
glPopMatrix();
glRotatef(90,0,1,0);
glTranslatef(0,0,-0.5);
draw_square(color);
glTranslatef(0,0,1);
draw_square(color);
glPopMatrix();
}
void draw_square(float x0, float y0, float x1, float y1, float xc, float yc, float threshold)
{
// Draw this square.
glColor3f(1, 1, 0);
glBegin(GL_LINE_STRIP);
glVertex3f(x0, y0, 1);
glVertex3f(x1, y0, 1);
glVertex3f(x1, y1, 1);
glVertex3f(x0, y1, 1);
glVertex3f(x0, y0, 1);
glEnd();
if (x1 - x0 > 10)
{
// Decide if we should split.
float sx = (x0 + x1) / 2;
float sy = (y0 + y1) / 2;
float dx = sx - xc;
float dy = sy - yc;
float dist = sqrtf(dx * dx + dy * dy);
if (dist < threshold)
{
// Subdivide.
float half_x = (x1 - x0) / 2;
float half_y = (y1 - y0) / 2;
for (int j = 0; j < 2; j++)
{
for (int i = 0; i < 2; i++)
{
draw_square(x0 + i * half_x, y0 + j * half_y,
x0 + i * half_x + half_x, y0 + j * half_y + half_y,
xc, yc,
threshold / 2);
}
}
return;
}
else
{
// Draw a little circle at our center.
draw_circle(sx, sy, threshold / 16.0f);
}
}
}
void paint_mlx(t_frmlr *fml, t_mlx ml)
{
int i;
i = 0;
while(fml->salles[i])
{
draw_square(fml->salles[i]->crd.x * 30, fml->salles[i]->crd.y * 30, SIZE_ROOM, ml, fml->salles[i]->full, COLOR_SQUARE);
mlx_string_put(ml.mlx, ml.win, fml->salles[i]->crd.x * 30 + 5, fml->salles[i]->crd.y * 30 + 15, COLOR_SQUARE, fml->salles[i]->name);
i++;
}
i = 0;
while (fml->tubes[i])
draw_line(fml->tubes[i++], fml, ml);
}
// draws the player to the screen
void Player::drawPlayer() {
set_fill_color(WHITE);
int size = this->size;
int xSize = this->facingEast ? size : size * -1;
int x = this->pos.x;
int y = this->pos.y;
// draw the bill
Point billP1 = Point::Point(x - xSize, y - size / 2);
Point billP2 = Point::Point(x + xSize / 2, y - size);
draw_rectangle_filled(billP1, billP2);
// draw the head
draw_square(x, y - size, size / 2);
// draw the eyes
draw_circle_filled(x - xSize / 4, y - (size * 12 / 11), size / 8);
draw_circle_filled(x + xSize / 8, y - (size * 12 / 11), size / 8);
// draw the left arm
draw_square(x - xSize, y, size / 2);
// draw the right arm
draw_square(x + xSize, y, size / 2);
// draw the left foot
Point leftFootP1 = Point::Point(x - xSize, y + size);
Point leftFootP2 = Point::Point(x + (xSize * 1/10), y + (size * 12/10));
draw_rectangle_filled(leftFootP1, leftFootP2);
// draw the right arm
Point rightFootP1 = Point::Point(x + xSize, y + size);
Point rightFootP2 = Point::Point(x + (xSize * 1/10), y + (size * 12/10));
draw_rectangle_filled(rightFootP1, rightFootP2);
}
void draw_stuff(float xcenter, float ycenter, float lod_tweak)
{
// Draw a series of concentric circles w/ ^2 radiuses.
float radius = 1000.0f * lod_tweak;
while (radius > 10.0f)
{
draw_circle(xcenter, ycenter, radius);
radius /= 2.0f;
}
// Draw quadsquares; recursively split based on distance to
// {xcenter,ycenter}.
draw_square(0, 0, 1000, 1000, xcenter, ycenter, 1000 * lod_tweak);
}
void CPage::update()
{
if (m_pData->count() > m_nItemCount)
{
CShape_Base *pShape = m_pData->lastShape();
Q_ASSERT(pShape != 0);
switch (pShape->type())
{
case CShape_Base::eRect:
{
CRectangle *pRect = static_cast<CRectangle*>(pShape);
draw_rect(pRect);
break;
}
case CShape_Base::eCircle:
{
CCircle *pCircle = static_cast<CCircle*>(pShape);
draw_circle(pCircle);
break;
}
case CShape_Base::eSquare:
{
CSquare *pSquare = static_cast<CSquare*>(pShape);
draw_square(pSquare);
break;
}
case CShape_Base::eLine:
{
CLine *pLine = static_cast<CLine*>(pShape);
draw_line(pLine);
break;
}
default:
break;
}
}
else
{
m_pScene->clear();
m_nItemCount = 0;
draw_cord_system();
}
}
void draw_flag(cairo_t* cr, unsigned p)
{
int k = holding_lock[p];
if (k == -1)
return;
double i, j;
if (p == 0)
i = 112, j = 80;
else if (p == 1)
i = 212, j = 80;
else
i = 162, j = 180;
draw_square(cr, k, i, j);
}
